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Finding the Fourth Proportional to 87,594.84, 120,880.86 and 47,308.61

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Solution

The fourth proportional to 87,594.84, 120,880.86 and 47,308.61 is: 65,285.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,594.84 : 120,880.86 = 47,308.61 : x
  2. Step 2: Convert to fraction form
    87,594.84/120,880.86 = 47,308.61/x
  3. Step 3: Cross multiply
    87,594.84x = 120,880.86 × 47,308.61
  4. Step 4: Simplify right side
    87,594.84x = 5,718,704,857.80
  5. Step 5: Solve for x
    x = 5,718,704,857.80/87,594.84
  6. Step 6: Final answer
    x = 65,285.86

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